Overview of mid-infrared solid-state lasers
BROADBAND MID-INFRARED SOLID-STATE LASERS
... Recently we could finally identify the physical cause of this picosecond barrier, which was due to the water absorption lines in the resonator around 2 . 5 µm. As a result, we could report the first femtosecond Cr:ZnSe ...
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Mid-infrared quantum cascade lasers
... Figure 4.15a shows collected MIR QCL data from the literature for C th as a function of re- ciprocal cavity width. The different symbols used in this picture distinguish between the used submount materials. Due to the ...
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Quantum Cascade lasers in the Mid-infrared
... 36 The power was taken from the spectrometer, which was already normalised. Low temperature analysis could be taken to determine whether it is ground state or excited state lasing. The amplified spontaneous ...
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Design of an electrically operated mid infrared solid state modulator
... We require high mobility for uniform current distribution. Carrier-carrier scattering degrades mobility above ~ 1e15 /cm3[r] ...
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Thermal analysis of mid-infrared quantum-cascade lasers
... of mid-infrared InP-based QCLs using a two-dimensional steady-state anisotropic heat diffusion model which takes into account temperature-dependent material properties and the reduced thermal ...
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Optical sideband generation up to room temperature with mid-infrared quantum cascade lasers
... can therefore be approximated by a simple three level system with a double resonant excitation with E HE3 ~E NIR , E HE2 ~E sideband and E E2E3 = E QCL . However, for the case of the MIR QCL used here, the QCL transition ...
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Group velocity matching in high-order harmonic generation driven by mid-infrared lasers
... Figure 1. Phase-matching results for (a) few-cycle and (b) multi-cycle pulses at 2 μm. Left: driving field at the entrance (grey) and at the exit (red) of the 2 mm gas cell, moving in the frame of the speed of light. The ...
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An all solid state optical parametric oscillator for the infrared
... steady state conditions of a cw laser as the pump ...pump lasers have caused erratic operation of ...Q-switched lasers with pulse lengths typically in the range 10 ns to ...
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Modeling and Implementing Nonlinear Equations in Solid-State Lasers for Studying their Performance
... Figure 2. Efficacy of forward second harmonic beam in z-direction (path length). 5- Output Efficacy of Backward Second Harmonic Beam along Z-Direction for Beam Radius of r p = 5 μm Figure 3 shows that backward second ...
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Investigation into all solid state, pulsed vibronic lasers and their pump sources
... Chapter 6: The Ti:sapphire Lxiser €IHAIPTEIR (5 THE TnSAPPHIRE LASER The advent of the vibronic gain medium TirsapphirelO has made a tuneable, all-solid-state replacement for cumbersome dye laser systems a ...
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An Overview of Lasers and Their Applications
... missile plume to accurately aim at the missile seeker. Once the missile deviates from its target, it is highly unlikely that it will reacquire another one [6]. The potential advantages of laser weapons are far and wide. ...
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High quality electron beam acceleration by ionization injection in laser wakefields with mid-infrared dual-color lasers
... FIG. 2. Schematic diagram of the plasma profile in the simulations. The pseudo-color plot shows the distribution of the background plas- ma electrons, and the black solid line in the middle shows the longi- ...
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8:00 a.m. 9:45 a.m. CThA High-Power Solid-State Lasers CLEO Symposium I: Multikilowatt Solid-State Lasers Don Seeley; HEL-JTO, USA, Presider
... IThN6 • 6:00 p.m. Invited Switch-on of Ultrastrong Light-Matter Interac- tion Faster than a Cycle of Light, Aji A. Anap- para 1,2 , Georg Günter 1 , Jakob Hees 1 , Giorgio Bia- siol 3 , Lucia Sorba 2,3 , Alessandro ...
Heterogeneous Integration of Mid-infrared Lasers on Silicon
... increase the modal confinement in the underlying silicon and improve the taper efficiency. Measurements of the characteristic temperatures, T 0 , of the QCLs and ICLs are promising indications that the heterogeneous ...
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Interband cascade lasers for the mid infrared spectral region
... cascade lasers are mid-infrared semiconductor lasers that are very promising for low power consumption applications in the 3-6 µm spectral ...diode lasers with a cascading scheme widely ...
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Characterization and Theoretical Study of Mid-infrared Quantum Cascade Lasers
... Most of the mid-infrared quantum cascade reported in this work were grown through Molecular Beam Epitaxy by the research group at the University of Waterloo. MBE is a trusted and reliable technique with ...
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Ultrafast organic lasers and solid state amplifiers
... the solid state, polymer thin films are generally no more than a few hundred nanometers ...practical solid-state amplifier an input signal must be guided into and out of the gain ...
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Infrared Fiber Lasers
... AdValue Photonics Features of Fiber Lasers Seed Fiber Laser Fiber pigtailed laser diodes Fiber pigtailed laser diodes Fiber pigtailed laser diodes Fiber pigtailed laser diodes S[r] ...
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Dielectric solid state planar waveguide lasers: a review
... Ion-exchange produce a graded refractive index change from the surface of the layer into the substrate, although the use of an annealing step with an applied electric field can bury the waveguide. This step is used to ...
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All solid state femtosecond Cr:LiSAF and Cr:LiSGaF lasers
... 3. Routes to Self-modelocking at Low Pump Powers 3,1 Introduction In Chapter 2 the construction and assessment of two minilaser-pumped Cr:LiSAF lasers was described. The laser pumped by a frequency-doubled NdiYAG ...
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